Spear gun



FIG. 1 is a perspective view of a first side of a spear _gun according to the present invention;

FIG. 2 is a side view of the spear gun;

FIG. 3 is a front perspective view of the spear gun with the rear portion removed for convenience of illustration;

FIG. 4 is a front perspective view of the other side of the spear gun; and

FIG. 5 illustrates a second embodiment of the spear gun in which the rear portion is further ornamented. 

The ornamental design for a spear gun, as shown and described. 